Fix minor bug in sg retrieval
Fix minor bug in sg retrieval

PonteIneptique/arethusa,alpheios-project/arethusa,Masoumeh/arethusa,fbaumgardt/arethusa,PonteIneptique/arethusa,alpheios-project/arethusa,fbaumgardt/arethusa,latin-language-toolkit/arethusa,fbaumgardt/arethusa,Masoumeh/arethusa,alpheios-project/arethusa,latin-language-toolkit/arethusa